Man kills 3 colleagues, self due to an obsession with co-worker

December 18, 1996São Paulo, BrazilMarcelo Kenji Yoshino (22) shoots several colleagues and himself Yoshino had been obsessed with his co-worker Valéria Lelli (26) for some time before the shootings. According to a fellow worker, Yoshino “kept sending letters, flowers and chocolates, but she didn’t care because she was engaged.” Additionally, Lelli’s fiancé told reporters, “Since…